The SMAP/In Situ Core Validation Site Land Surface Parameters Match-Up Data, Version 1 data set has been updated from the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). SMAP soil moisture data products are matched with in situ-based soil moisture estimates from core validation sites to produce this data set. These data provide performance assessments of various SMAP soil moisture products.
In this update, match-up data for SPL2SMP, Version 5 and SPL2SMP_E, Version 2 for the time period of 4/1/2015-04/01/2018 are provided.
Data set DOI: https://doi.org/10.5067/DXAVIXLY18KM